133325152 has 24 divisors (see below), whose sum is σ = 277925256. Its totient is φ = 62740992.

The previous prime is 133325131. The next prime is 133325161. The reversal of 133325152 is 251523331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121998 + ... + 123085.

It is an arithmetic number, because the mean of its divisors is an integer number (11580219).

Almost surely, 2^133325152 is an apocalyptic number.

It is an amenable number.

133325152 is an abundant number, since it is smaller than the sum of its proper divisors (144600104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133325152 is a wasteful number, since it uses less digits than its factorization.

133325152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245110 (or 245102 counting only the distinct ones).

The product of its digits is 2700, while the sum is 25.

The square root of 133325152 is about 11546.6511162328. The cubic root of 133325152 is about 510.8625056605.

Adding to 133325152 its reverse (251523331), we get a palindrome (384848483).

The spelling of 133325152 in words is "one hundred thirty-three million, three hundred twenty-five thousand, one hundred fifty-two".